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-rw-r--r--apps/Sensor Watch Accelerometer Test/app.c2
-rw-r--r--watch-library/driver/lis2dh.c8
-rw-r--r--watch-library/driver/lis2dh.h4
3 files changed, 9 insertions, 5 deletions
diff --git a/apps/Sensor Watch Accelerometer Test/app.c b/apps/Sensor Watch Accelerometer Test/app.c
index f9483ebc..bea00f6f 100644
--- a/apps/Sensor Watch Accelerometer Test/app.c
+++ b/apps/Sensor Watch Accelerometer Test/app.c
@@ -58,7 +58,7 @@ void app_init() {
LIS2DH_INTERRUPT_CONFIGURATION_OR |
LIS2DH_INTERRUPT_CONFIGURATION_X_HIGH_ENABLE |
LIS2DH_INTERRUPT_CONFIGURATION_Y_HIGH_ENABLE |
- LIS2DH_INTERRUPT_CONFIGURATION_Z_HIGH_ENABLE, 96, 0);
+ LIS2DH_INTERRUPT_CONFIGURATION_Z_HIGH_ENABLE, 96, 0, true);
watch_register_interrupt_callback(A1, cb_interrupt_1, INTERRUPT_TRIGGER_RISING);
watch_rtc_register_tick_callback(cb_tick);
diff --git a/watch-library/driver/lis2dh.c b/watch-library/driver/lis2dh.c
index 8266905f..21087bef 100644
--- a/watch-library/driver/lis2dh.c
+++ b/watch-library/driver/lis2dh.c
@@ -115,22 +115,26 @@ lis2dh_data_rate_t lis2dh_get_data_rate() {
return watch_i2c_read8(LIS2DH_ADDRESS, LIS2DH_REG_CTRL1) >> 4;
}
-void lis2dh_configure_aoi_int1(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration) {
+void lis2dh_configure_aoi_int1(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration, bool latch) {
watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_CTRL3, LIS2DH_CTRL3_VAL_I1_AOI1);
watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT1_CFG, configuration);
watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT1_THS, threshold);
watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT1_DUR, duration);
+ uint8_t val = watch_i2c_read8(LIS2DH_ADDRESS, LIS2DH_REG_CTRL5) & 0xF7;
+ watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_CTRL5, val | latch ? LIS2DH_CTRL5_VAL_LIR_INT1 : 0);
}
lis2dh_interrupt_state lis2dh_get_int1_state() {
return (lis2dh_interrupt_state) watch_i2c_read8(LIS2DH_ADDRESS, LIS2DH_REG_INT1_SRC);
}
-void lis2dh_configure_aoi_int2(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration) {
+void lis2dh_configure_aoi_int2(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration, bool latch) {
watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_CTRL6, LIS2DH_CTRL6_VAL_I2_INT2);
watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT2_CFG, configuration);
watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT2_THS, threshold);
watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_INT2_DUR, duration);
+ uint8_t val = watch_i2c_read8(LIS2DH_ADDRESS, LIS2DH_REG_CTRL5) & 0xFD;
+ watch_i2c_write8(LIS2DH_ADDRESS, LIS2DH_REG_CTRL5, val | latch ? LIS2DH_CTRL5_VAL_LIR_INT2 : 0);
}
lis2dh_interrupt_state lis2dh_get_int2_state() {
diff --git a/watch-library/driver/lis2dh.h b/watch-library/driver/lis2dh.h
index f3e7ec84..ddd42126 100644
--- a/watch-library/driver/lis2dh.h
+++ b/watch-library/driver/lis2dh.h
@@ -102,11 +102,11 @@ void lis2dh_set_data_rate(lis2dh_data_rate_t dataRate);
lis2dh_data_rate_t lis2dh_get_data_rate();
-void lis2dh_configure_aoi_int1(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration);
+void lis2dh_configure_aoi_int1(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration, bool latch);
lis2dh_interrupt_state lis2dh_get_int1_state();
-void lis2dh_configure_aoi_int2(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration);
+void lis2dh_configure_aoi_int2(lis2dh_interrupt_configuration configuration, uint8_t threshold, uint8_t duration, bool latch);
lis2dh_interrupt_state lis2dh_get_int2_state();